Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Clear

57°F

14°C

Humidity 87%
Wind Speed E 3 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 54°F (12°C)
Visibility 9.00 mi
Last update 03 Aug 05:30 AM PDT
Extended Forecast for

3 Miles NW Yountville CA

  • Today

    Today: Sunny and hot, with a high near 101. Light and variable wind.

    High: 101 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 56. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 92. Light and variable wind.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Today
Sunny and hot, with a high near 101. Light and variable wind.
Tonight
Mostly clear, with a low around 59. Calm wind.
Tuesday
Sunny and hot, with a high near 99. Calm wind becoming south southwest around 5 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 56. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 92. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny and hot, with a high near 97.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny and hot, with a high near 97.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Yountville CA
 38.43°N 122.41°W (Elev. 180 ft)
2:41 am PDT Aug 3, 2026
5am PDT Aug 3, 2026-6pm PDT Aug 9, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database